body {
  overflow: hidden;
}
.player-frame {
  position: absolute;
  z-index: 10;
  transition: all 0.1s;
}
.player-time{
  text-align: center;
  color: white;
  background: rgba(0,0,0,0.5);
  border-radius: 10px;
}
.player {
  position: relative;
  display: inline-block;
  /* border: 1px solid black; */
}
.player img {
  width: 120px;
}
.player.fail img {
  filter: invert(100%);
}
.player.fail::after {
  content: '';
  background: url('../images/explosion.gif') no-repeat center / 100%;
  width: 250%;
  height: 250%;
  position: absolute;
  z-index: 2;
  transform: translate(-50%, -50%);
  left: 50%;
  top: 50%;
}

* {
  margin: 0;
  padding: 0;
}
.line {
  position: absolute;
  height: 100vh;
  z-index: 1;
}
#begin {
  left: 150px;
  top: 0;
  border-left: 3px dashed black;
}
#begin::after{
  padding-left: 4px;
  content: '🏁';
  color: #777;
}
#end {
  right: 50px;
  top: 0;
  border-left: 3px dashed red;
}
#end::after{
  padding-left: 4px;
  content: ' 🚩';
  color: #777;
}
.bottom-bar {
  background-color: aliceblue;
  padding: 10px;
}
.input-group {
  max-width: 500px;
  margin: auto auto;
}
select:focus {
  outline-style: none;
  box-shadow: none;
  border-color: transparent;
  background-color: black;
  color: white;
}
.time-span {
  min-width: 150px;
}